From 1628f79873849c6cba0cef6b6a0e05fb28255f24 Mon Sep 17 00:00:00 2001
From: vzikratyi <vzikratyi@thingsboard.io>
Date: Wed, 24 Jun 2020 15:27:46 +0300
Subject: [PATCH] Returned reading system OAuth2 config from DB (for startup
 cache filling)

---
 .../server/dao/oauth2/OAuth2ServiceImpl.java          | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/dao/src/main/java/org/thingsboard/server/dao/oauth2/OAuth2ServiceImpl.java b/dao/src/main/java/org/thingsboard/server/dao/oauth2/OAuth2ServiceImpl.java
index 61c55c9dad..5a8b907c93 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/oauth2/OAuth2ServiceImpl.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/oauth2/OAuth2ServiceImpl.java
@@ -266,13 +266,22 @@ public class OAuth2ServiceImpl implements OAuth2Service {
         return clientsParams.get(tenantId);
     }
 
+    private OAuth2ClientsParams getSystemOAuth2ClientsParamsFromDb(TenantId tenantId) {
+        AdminSettings oauth2ClientsParamsSettings = adminSettingsService.findAdminSettingsByKey(tenantId, OAUTH2_CLIENT_REGISTRATIONS_PARAMS);
+        String json = null;
+        if (oauth2ClientsParamsSettings != null) {
+            json = oauth2ClientsParamsSettings.getJsonValue().get(SYSTEM_SETTINGS_OAUTH2_VALUE).asText();
+        }
+        return constructOAuth2ClientsParams(json);
+    }
+
     @Override
     public OAuth2ClientsParams getTenantOAuth2ClientsParams(TenantId tenantId) {
         return clientsParams.get(tenantId);
     }
 
     private Map<TenantId, OAuth2ClientsParams> getAllOAuth2ClientsParams() {
-        OAuth2ClientsParams systemOAuth2ClientsParams = getSystemOAuth2ClientsParams(TenantId.SYS_TENANT_ID);
+        OAuth2ClientsParams systemOAuth2ClientsParams = getSystemOAuth2ClientsParamsFromDb(TenantId.SYS_TENANT_ID);
         ListenableFuture<Map<String, String>> jsonFuture = getAllOAuth2ClientsParamsAttribute();
         try {
             return Futures.transform(jsonFuture,